MESON Chess Problem Database

Problem Display
PID: 148151 (3rN1B1/2p5/p3N3/p2krRp1/Q3p1P1/1p2p3/1P2P3/3K4 w - - 0 1)

Stevens, F

3rd HM., Sydney Morning Herald, 1904

3rN1B1/2p5/p3N3/p2krRp1/Q3p1P1/1p2p3/1P2P3/3K4

#2

9 + 10

14868 Pirnie Collection 2013

SOLUTION

  • SOUND
  • Sets
    • 1...Rd6
      • 2.Sf6#
      • 2.S8xc7#
    • 1...c5
      • 2.Sd4#
      • 2.Sf4#
      • 2.Sxg5#
      • 2.S6c7#
      • 2.S6g7#
      • 2.Sxd8#
      • 2.Sf8#
    • 1...c6
      • 2.Qxb3#
      • 2.Qd4#
  • Tries
    • 1.Qb5+?
      • 1...c5
        • 2.Qxc5#
      • 1...axb5!
  • Keys
    • 1.Rf7!
      • 1...Kxe6+
        • 2.Rd7#
      • 1...Rxe6
        • 2.Rf5#
      • 1...Rxe8
        • 2.Rd7#
      • 1...Rf5
        • 2.Rxf5#
      • 1...Rd7
        • 2.Rxd7#
      • 1...Rd6
        • 2.S8xc7#
      • 1...Ra8
        • 2.Rd7#
      • 1...Rb8
        • 2.Rd7#
      • 1...Rc8
        • 2.Rd7#
      • 1...c5
        • 2.S6c7#
      • 1...c6
        • 2.Qxb3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 11
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);CHECK
      • Vars
        • P(i);P_SPINP(i)::QAR1(D),XP(i)
      • Refutation
        • P(h);XQ(D)
  • Actual
    • R(F);N_PINR(f)
    • Vars
      • K(e);CHECK,S_FLIGHT,XS(G)::B(I)+R(F)
      • R(f);OGATEB,XS(G)::R(F)
      • R(j);N_GUARD,XS(H)::R(F)
      • R(f);OGATEB::R(F),XR(f)
      • R(j);N_GUARD::R(F),XR(j)
      • R(j);SBLOCK::S(H),XP(i)
      • R(j);N_GUARD::R(F)
      • P(i);SBLOCK::S(G)
      • P(i);SBLOCK::QAB(D),XP(a)
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Developed and maintained by Brian Stephenson.
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